TSB Document:

• SB-10037806-1573.pdf
• SB-10037806-8350.pdf
• SB-10037806-8376.pdf

Affected Component: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

Summary

GM: MULTIPLE WARNING LIGHTS MAY BE ILLUMINATED AND MULTIPLE TROUBLE CODES. THE TRANSMISSION MIGHT NOT SHIFT. *RM UPDATED 8/1/11. *PE MODELS 2011-2013 SILVERADO 2500HD, 3500HD; SIERRA 2500HD, 3500HD. UPDATED 12/5/12. *PE

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